Imax
AC Overcurrent
SMA · SUNNY BOY 5000US-8000US Solar Inverter
What does Imax mean?
The current being fed to the AC grid by the Sunny Boy SB50US-80US-IUS094030 exceeds the specified maximum limit. This condition may be triggered by harmful interference or abnormal load conditions on the grid.
Common Causes
- AC grid current exceeding the inverter's specification.
- Harmful interference on the AC grid.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Check the connected AC grid for conditions that may lead to overcurrent.
Verified technical data. Last updated: March 2026
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Source: SMA SUNNY BOY 5000US-8000US Solar Inverter